{"id":196,"date":"2025-04-19T18:04:39","date_gmt":"2025-04-19T18:04:39","guid":{"rendered":"http:\/\/localhost\/?p=196"},"modified":"2025-04-19T18:04:39","modified_gmt":"2025-04-19T18:04:39","slug":"cve-2021-4455-wordpress-plugin-smart-product-review-104-unauthenticated-arbitrary-file-upload","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=196","title":{"rendered":"CVE-2021-4455 WordPress Plugin Smart Product Review <= 1.0.4 - Unauthenticated Arbitrary File Upload"},"content":{"rendered":"<div class=\"vulnerability-details\">\n<h2>Vulnerability Details<\/h2>\n<div class=\"info-section\">\n<h3>Basic Information<\/h3>\n<table class=\"info-table\">\n<tr>\n<th>Title<\/th>\n<td>CVE-2021-4455 WordPress Plugin Smart Product Review <= 1.0.4 - Unauthenticated Arbitrary File Upload<\/td>\n<\/tr>\n<tr>\n<th>Type<\/th>\n<td>cve<\/td>\n<\/tr>\n<tr>\n<th>Published<\/th>\n<td>2025-04-19T07:23:39<\/td>\n<\/tr>\n<tr>\n<th>Last Seen<\/th>\n<td>2025-04-19T07:58:03<\/td>\n<\/tr>\n<tr>\n<th>CVSS Score<\/th>\n<td style=\"color: #cc0000; font-weight: bold;\">9.8 (CRITICAL)<\/td>\n<\/tr>\n<\/table><\/div>\n<div class=\"cvss-section\">\n<h3>CVSS v3 Details<\/h3>\n<table class=\"cvss-table\">\n<tr>\n<th>Attack Vector<\/th>\n<td>NETWORK<\/td>\n<\/tr>\n<tr>\n<th>Attack Complexity<\/th>\n<td>LOW<\/td>\n<\/tr>\n<tr>\n<th>Privileges Required<\/th>\n<td>NONE<\/td>\n<\/tr>\n<tr>\n<th>User Interaction<\/th>\n<td>NONE<\/td>\n<\/tr>\n<tr>\n<th>Scope<\/th>\n<td>UNCHANGED<\/td>\n<\/tr>\n<tr>\n<th>Confidentiality Impact<\/th>\n<td>HIGH<\/td>\n<\/tr>\n<tr>\n<th>Integrity Impact<\/th>\n<td>HIGH<\/td>\n<\/tr>\n<tr>\n<th>Availability Impact<\/th>\n<td>HIGH<\/td>\n<\/tr>\n<\/table><\/div>\n<div class=\"cve-section\">\n<h3>CVE Information<\/h3>\n<table class=\"cve-table\">\n<tr>\n<th>CVE IDs<\/th>\n<td>CVE-2021-4455<\/td>\n<\/tr>\n<tr>\n<th>CWE<\/th>\n<td>CWE-434<\/td>\n<\/tr>\n<tr>\n<th>Bulletin Family<\/th>\n<td>cve<\/td>\n<\/tr>\n<\/table><\/div>\n<div class=\"description-section\">\n<h3>Description<\/h3>\n<div class=\"description-content\">\n            The WordPress Plugin Smart Product Review plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in all versions up to, and including, 1.0.4. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site&#8217;s server which may make remote code execution possible.\n        <\/div>\n<\/p><\/div>\n<div class=\"impact-section\">\n<h3>Impact Assessment<\/h3>\n<table class=\"impact-table\">\n<tr>\n<th>Base Score<\/th>\n<td>9.8<\/td>\n<\/tr>\n<tr>\n<th>Severity<\/th>\n<td style=\"color: #cc0000;\">CRITICAL<\/td>\n<\/tr>\n<\/table><\/div>\n<div class=\"source-link\">\n<p><a href=\"https:\/\/www.cve.org\/CVERecord?id=CVE-2021-4455\" target=\"_blank\">View full CVE details<\/a><\/p>\n<\/p><\/div>\n<\/div>\n<style>\n.vulnerability-details {\n    font-family: Arial, sans-serif;\n    max-width: 1200px;\n    margin: 0 auto;\n    padding: 20px;\n}<\/p>\n<p>.info-section, .cvss-section, .cve-section, .description-section, .impact-section {\n    margin-bottom: 30px;\n    background: #f8f9fa;\n    padding: 20px;\n    border-radius: 8px;\n    box-shadow: 0 2px 4px rgba(0,0,0,0.1);\n}<\/p>\n<p>h2 {\n    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